PHP Tutorials

PHP has an invalid memory location access error problem solving method, PHP workaround The configuration environment is as follows:win2003sp2+iis6+php5.26+mysql5.0.51a+zend3.3a+phpmyadmin2.11.7.1 PHP Execution mode: ISAPI. MySQL is installed

C + + Performance profiling (iii): Heap Object vs. Stack (auto) object,heapstack It is generally assumed that performance improvements are 90 to 10 rules, that is, 10% of the code is responsible for 90% performance issues. Programmers who have done

thinkphp File Upload Example tutorial, File upload is a common feature in many PHP program projects, today this article to share a complete example to implement the Thinkphp file upload function. Here's how: First, action part: The FileAction.class.

PHP asynchronous debugging and online debugging methods for Web programs What do you do when you encounter a site that needs to run uninterrupted, but you need to debug the site's program errors? Is it a bit of experience to guess, or just print

Learn YII2 framework from scratch (i) Install YII2 framework through composer, Yii2composer Learn PHP recently and start looking for a framework that can be quickly started. At the beginning of the brother even video when the instructor recommended

Yii about Find FindAll finds out the method of the field that was developed, Yiifindall Always known // to find out is an object Modelname::model (), FindALL () // Find an array of object collections How to find the data for the fields I need, not

Destoon the way to display the region name next to the logo after switching cities, Destoonlogo This paper describes the method of Destoon to display the region name next to the city after switching cities, which is very suitable for the

Find solutions for front-end URLs and back-end synchronization in the MVC framework, Mvcurl Basic ideas: The URL tag is used to generate the full URL character, the part of the front-end dynamic parameter is filled with the Mr. Foo, and the dynamic

Cross-member privilege control based on native PHP For a website of the background management system, a single super Administrator permissions often do not meet our needs, especially for large sites, this single permission can cause a lot of

The rules validation rule in Yii Cmodel [goto],yiicmodel Array(Array(' username ', ' required '),Array(' username ', ' length ', 'min' =>3, 'Max' =>12),Array(' Password ', ' compare ', ' compareattribute ' = ' password2′ ', ' on ' = ' register

Use Phpexcel to manipulate Excel (xls) files in PHP, Read the Chinese XLS, CSV file will be a problem, the Internet to find the next information, found Phpexcel class library useful, official address: http://phpexcel.codeplex.com/ 1. read xls file

PHP connection and common code for reading and writing to MySQL database, PHP written to MySQL database Now that you see this article, you must know what PHP and MySQL are all about, I will not be wordy. But why do you continue to read this article?

PHP Object-oriented-inheritance and rewriting PHP Object-oriented-inheritance and rewriting Inherited: In PHP, the purpose is achieved by using special operations on the class. By defining the class, the extends is used to indicate that the

PHP implements the method of using MySQL to save the session, Mysqlsession Session is a variable that the server side uses to save the user information in the PHP program design, which has a very wide application value. The example in this paper

PHP Export Excel In the development of a mall website, the customer needs a export report function, I use phpexcel to achieve this function. Download Phpexcel_1.8.0_doc.zip, the extracted folder classes upload to the root directory of the site, the

PHP Curl crawls Ajax asynchronous content, Curlajax In fact, grab Ajax asynchronous content of the page and catch the ordinary page is not very different. Ajax simply makes an asynchronous HTTP request, as long as it uses firebug-like tools to find

PHP Public Development Notes (vii) PHP Public Development Note series Date: 2014.9.6 This diary is to fill yesterday, yesterday did not have time to write; Main functions: Fuzzy search, question and answer system, help system Fixed: _session

PHP image, file bulk upload code Whether it is a file or a picture batch upload our first is to do in HTML name=userfile[] This array variable, in PHP accept we do for ($_i=0; $_i Example The code is as follows

In-depth analysis of PHP references (&), in-depth analysis of PHP references What is a reference?Referencing in PHP means accessing the same variable content with a different name. This is not like the C pointer, instead, the reference is the

PHP Gets the method of the name of a variable, PHP gets the variable method In PHP, all variables are stored in the hasttable structure of the symbol table, and the scope of the symbol is associated with the active symbol table. Therefore, at the